JuxtaWS can collate two or more versions of the same textual work (“witnesses”) and generate a list of alignments as well as two different styles of visualization suitable for display on the web. This gem provides a Ruby interface to the JuxtaWS REST web service.
A visual regression tool for diffing screenshots
juxtaparssionate parses and compares job postings from various popular job boards. By comparing word frequency, sentence length, and parts-of-speech counts, juxtaparssionate produces metrics loosely determining the quality and uniqueness of a job posting